The following data are the monthly salaries y and the grade point averages x for students who

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The following data are the monthly salaries y and the grade point averages x for students who obtained a bachelor’s degree in business administration with a major in information systems. The estimated regression equation for these data is yˆ 1790.5 581.1x.

a. Compute SST, SSR, and SSE.

b. Compute the coefficient of determination r2 . Comment on the goodness of fit.

c. What is the value of the sample correlation coefficient?

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Statistics For Business And Economics

ISBN: 9780324783247

11th Edition

Authors: Thomas A. Williams, Dennis J. Sweeney, David R. Anderson

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